{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011496","490:4900011822","490:4900011821","490:4900010026","490:4900008783","490:4900011624","490:4900008545","490:4900010392","490:4900010027","490:4900007886","490:4900011755","490:4900011428","490:4900011561","490:4900012158","490:4900010126","490:4900012094","490:4900012022","490:4900010308","490:4900010482","490:4900011495","490:4900011294","490:4900010130","490:4900010028","490:4900008774","490:4900010311"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5688485583126199,0.567587550690969,0.5451200262064134,0.44011401519410703,0.41473627027130044,0.3876098391094028,0.37711675382536924,0.36617865927198157,0.33446678821228243,0.33159528162686464,0.3303917607954898,0.3038493059891216,0.27768296313692925,0.26021909078179073,0.25646756691732703,0.2550522440486756,0.22689686394558614,0.2252312244231257,0.20275872984380097,0.1798790809695984,0.17687960512765052,0.16858933467509185,0.15638897908241176,0.1512685126599693,0.14799605493374943],"twin_dists":[0.1379534891464849,0.13822456534267838,0.14306832009555404,0.16639364624647796,0.17230898620632726,0.17880807123363074,0.18137849330890007,0.18409532655822133,0.19221579374441056,0.1929709453689544,0.19328851075593045,0.20046356650866407,0.20790266683768516,0.213107479835204,0.21425378599182449,0.214688999623332,0.2236904503120681,0.22424534862536122,0.23201694797660444,0.24056390321083962,0.24174006723799946,0.24506661854741496,0.25018350006020285,0.2524179266925149,0.253875202334768],"n_dims_used":44,"mean_confidence":0.8835168318314985},"coverage":{"mean_confidence":0.8835168318314985,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}